Arogonit Speleo Association - Caving and caves in Kosova. Cave descriptiond, gallery, contacts and links. - http://www.aragonit-speleo.org/en
Romanian Speleology Karstology Society - Organisation aiming to explore and protect the Romanian karstic areas. Schedule, gallery and news. - http://srsc.speologie.ro/indexen.php
Romanian Speleological Institute - Engaged in interdisciplinary speleological research in Romania. Includes institute history. - http://www.uib.no/People/nglbn/iser.htm
Czech Speleological Society - Founded in 1978. Dedicated to exploration and scientific research and features international conferences, workshops and expeditions. Includes contact information. [Czech and English]. - http://www.speleo.cz/index.php?lang=en
Balkan Speleological Union - Aiding cooperation amongst caving organisations within the Balkan countries. Articles, events, news, club information and contacts. - http://www.balkan-speleo.org
Icelandic Speleological Society - Founded in 1989 for exploration, surveying, conservation and fellowship. Publishes irregular bulletins and newsletters. Includes photos and contacts. [Icelandic and English]. - http://www.speleo.is/